Document most core interfaces

Oqtane.Shared/Interfaces/IThemeControl.cs

@@ -1,13 +1,28 @@
-using Oqtane.Models;
+using Oqtane.Models;
 using System.Collections.Generic;
 
 namespace Oqtane.Themes
 {
     public interface IThemeControl
     {
-        string Name { get; } // friendly name for a theme
-        string Thumbnail { get; } // screen shot of a theme - assumed to be in the ThemePath() folder
-        string Panes { get; } // identifies all panes in a theme ( delimited by "," or ";") - assumed to be a layout if no panes specified
-        List<Resource> Resources { get; } // identifies all resources in a theme
+        /// <summary>
+        /// Friendly name for a theme
+        /// </summary>
+        string Name { get; }
+
+        /// <summary>
+        /// Screen shot of a theme - assumed to be in the ThemePath() folder
+        /// </summary>
+        string Thumbnail { get; }
+
+        /// <summary>
+        /// Identifies all panes in a theme ( delimited by "," or ";") - assumed to be a layout if no panes specified
+        /// </summary>
+        string Panes { get; }
+
+        /// <summary>
+        /// Identifies all resources in a theme
+        /// </summary>
+        List<Resource> Resources { get; }
     }
 }